Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 318 [Rate centres in NPA 318] [Dial plan for NPA 318]

NXX: 406

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
318-406 A Lecompte LA SHPTLAMAX6Y  3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486      
318-406 0 Lecompte LA   3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486   2005-01-12   
318-406 1 Lecompte LA   153F BANDWIDTH.COM CLEC, LLC - LA 486   2012-02-19   
318-406 2 Lecompte LA   153F BANDWIDTH.COM CLEC, LLC - LA 486   2015-06-13   
318-406 3 Lecompte LA   516C AT&T CORP. 486   2011-11-10   
318-406 4 Lecompte LA   3232 LEVEL 3 COMMUNICATIONS, LLC - LA 486   2004-12-20   
318-406 5 Lecompte LA   749E ONVOY, LLC - LA 486   2021-02-19   
318-406 8 Lecompte LA   153F BANDWIDTH.COM CLEC, LLC - LA 486   2017-03-03   
318-406 9 Lecompte LA   153F BANDWIDTH.COM CLEC, LLC - LA 486   2008-12-18   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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